#!/bin/bash

# Slackware build script for read-edid

# Written by B. Watson (urchlay@slackware.uk)

# Licensed under the WTFPL. See http://www.wtfpl.net/txt/copying/ for details.

# 20210824 bkw: BUILD=2, fix build on -current

# 20190108 bkw:
# - update README: mention the /sys/class/drm stuff and edid-decode.
# - fix README and slack-desc formatting.
# - update find|chmod to my personal template.
# - no need to bump BUILD, no package changes.

# 20150505 bkw: update for v3.0.2 (COPYING => LICENSE too)

cd $(dirname $0) ; CWD=$(pwd)

PRGNAM=read-edid
VERSION=${VERSION:-3.0.2}
BUILD=${BUILD:-2}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
cd $PRGNAM-$VERSION
chown -R root:root .
find -L .  -perm /111 -a \! -perm 755 -a -exec chmod 755 {} \+ -o \
        \! -perm /111 -a \! -perm 644 -a -exec chmod 644 {} \+

# make all but one declaration of 'int quiet' an extern
patch -p1 < $CWD/gcc10fix.diff

mkdir -p build
cd build
  cmake \
    -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DCMAKE_BUILD_TYPE=Release ..
  make 

# make install puts stuff in wrong places, just do it ourselves:
  mkdir -p $PKG/usr/man/man1 $PKG/usr/bin
  install -m0755 -s get-edid/get-edid parse-edid/parse-edid $PKG/usr/bin
  gzip -9c < ../get-edid.1 > $PKG/usr/man/man1/get-edid.1.gz
  ln -s get-edid.1.gz $PKG/usr/man/man1/read-edid.1.gz
  ln -s get-edid.1.gz $PKG/usr/man/man1/parse-edid.1.gz
cd ..

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a AUTHORS LICENSE ChangeLog README $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE
